English
Related papers

Related papers: GTR-CoT: Graph Traversal as Visual Chain of Though…

200 papers

Understanding the chemical structure from a graphical representation of a molecule is a challenging image caption task that would greatly benefit molecule-centric scientific discovery. Variations in molecular images and caption subtasks…

Computer Vision and Pattern Recognition · Computer Science 2025-05-23 Siqi Fan , Yuguang Xie , Bowen Cai , Ailin Xie , Gaochao Liu , Mu Qiao , Jie Xing , Zaiqing Nie

Optical Chemical Structure Recognition (OCSR) plays a pivotal role in modern chemical informatics, enabling the automated conversion of chemical structure images from scientific literature, patents, and educational materials into…

Computer Vision and Pattern Recognition · Computer Science 2025-11-24 Wenrui Zhang , Xinggang Wang , Bin Feng , Wenyu Liu

Optical Chemical Structure Recognition (OCSR) is critical for converting 2D molecular diagrams from printed literature into machine-readable formats. While Vision-Language Models have shown promise in end-to-end OCR tasks, their direct…

Computer Vision and Pattern Recognition · Computer Science 2026-04-22 Haocheng Tang , Xingyu Dang , Junmei Wang

Optical chemical structure recognition (OCSR) translates molecular images into machine-readable representations like SMILES strings or molecular graphs, but remains challenging in real-world documents due to inexhaustible variations in…

Computer Vision and Pattern Recognition · Computer Science 2026-04-28 Zhuoqi Lyu , Qing Ke

Existing Scene Text Recognition (STR) methods typically use a language model to optimize the joint probability of the 1D character sequence predicted by a visual recognition (VR) model, which ignore the 2D spatial context of visual…

Computer Vision and Pattern Recognition · Computer Science 2021-12-28 Yue He , Chen Chen , Jing Zhang , Juhua Liu , Fengxiang He , Chaoyue Wang , Bo Du

Identifying the chemical structure from a graphical representation, or image, of a molecule is a challenging pattern recognition task that would greatly benefit drug development. Yet, existing methods for chemical structure recognition do…

Computer Vision and Pattern Recognition · Computer Science 2024-04-03 Martijn Oldenhof , Edward De Brouwer , Adam Arany , Yves Moreau

Optical chemical structure recognition (OCSR) systems aim to extract the molecular structure information, usually in the form of molecular graph or SMILES, from images of chemical molecules. While many tools have been developed for this…

Computer Vision and Pattern Recognition · Computer Science 2024-07-29 Ching Ting Leung , Yufan Chen , Hanyu Gao

In the field of chemical structure recognition, the task of converting molecular images into machine-readable data formats such as SMILES string stands as a significant challenge, primarily due to the varied drawing styles and conventions…

Computer Vision and Pattern Recognition · Computer Science 2025-03-12 Yufan Chen , Ching Ting Leung , Yong Huang , Jianwei Sun , Hao Chen , Hanyu Gao

Molecular structures are always depicted as 2D printed form in scientific documents like journal papers and patents. However, these 2D depictions are not machine-readable. Due to a backlog of decades and an increasing amount of these…

Computer Vision and Pattern Recognition · Computer Science 2022-05-24 Youjun Xu , Jinchuan Xiao , Chia-Han Chou , Jianhang Zhang , Jintao Zhu , Qiwan Hu , Hemin Li , Ningsheng Han , Bingyu Liu , Shuaipeng Zhang , Jinyu Han , Zhen Zhang , Shuhao Zhang , Weilin Zhang , Luhua Lai , Jianfeng Pei

Molecular structure recognition is the task of translating a molecular image into its graph structure. Significant variation in drawing styles and conventions exhibited in chemical literature poses a significant challenge for automating…

Computer Vision and Pattern Recognition · Computer Science 2023-03-22 Yujie Qian , Jiang Guo , Zhengkai Tu , Zhening Li , Connor W. Coley , Regina Barzilay

Long Chain-of-Thought (LCoT), achieved by Reinforcement Learning with Verifiable Rewards (RLVR), has proven effective in enhancing the reasoning capabilities of Large Language Models (LLMs). However, reasoning in current LLMs is primarily…

The capabilities of Large Vision-Language Models (LVLMs) have reached state-of-the-art on many visual reasoning tasks, including chart reasoning, yet they still falter on out-of-distribution (OOD) data, and degrade further when asked to…

Computer Vision and Pattern Recognition · Computer Science 2025-10-14 Sanchit Sinha , Oana Frunza , Kashif Rasul , Yuriy Nevmyvaka , Aidong Zhang

We present Multimodal OCR (MOCR), a document parsing paradigm that jointly parses text and graphics into unified textual representations. Unlike conventional OCR systems that focus on text recognition and leave graphical regions as cropped…

Real-World Image Super-Resolution is one of the most challenging task in image restoration. However, existing methods struggle with an accurate understanding of degraded image content, leading to reconstructed results that are both…

Computer Vision and Pattern Recognition · Computer Science 2026-04-14 Junbo Qiao , Miaomiao Cai , Wei Li , Xudong Huang , Jie Hu , Xinghao Chen , Shaohui Lin , Hongkai Xiong

Graph Representation Learning (GRL) methods have impacted fields from chemistry to social science. However, their algorithmic implementations are specialized to specific use-cases e.g.message passing methods are run differently from node…

Graph Neural Networks (GNNs) have been widely employed for feature representation learning in molecular graphs. Therefore, it is crucial to enhance the expressiveness of feature representation to ensure the effectiveness of GNNs. However, a…

Machine Learning · Computer Science 2024-09-16 Chengyu Yao , Hong Huang , Hang Gao , Fengge Wu , Haiming Chen , Junsuo Zhao

Graph Transformers have recently attracted attention for molecular property prediction by combining the inductive biases of graph neural networks (GNNs) with the global receptive field of Transformers. However, many existing hybrid…

Machine Learning · Computer Science 2026-04-09 Yi Yang , Ovidiu Daescu

In recent decades, chemistry publications and patents have increased rapidly. A significant portion of key information is embedded in molecular structure figures, complicating large-scale literature searches and limiting the application of…

Computer Vision and Pattern Recognition · Computer Science 2025-09-22 Xi Fang , Jiankun Wang , Xiaochen Cai , Shangqian Chen , Shuwen Yang , Haoyi Tao , Nan Wang , Lin Yao , Linfeng Zhang , Guolin Ke

We present OvSGTR, a novel transformer-based framework for fully open-vocabulary scene graph generation that overcomes the limitations of traditional closed-set models. Conventional methods restrict both object and relationship recognition…

Computer Vision and Pattern Recognition · Computer Science 2025-05-27 Zuyao Chen , Jinlin Wu , Zhen Lei , Chang Wen Chen

Diagram object detection is the key basis of practical applications such as textbook question answering. Because the diagram mainly consists of simple lines and color blocks, its visual features are sparser than those of natural images. In…

Computer Vision and Pattern Recognition · Computer Science 2023-01-02 Xin Hu , Lingling Zhang , Jun Liu , Jinfu Fan , Yang You , Yaqiang Wu
‹ Prev 1 2 3 10 Next ›